Add more ESLint rules and change the formatting scripts (#626)

* Add curly rule in ESLint for consistency

* Fix rules

* More rules

* REturn

* Push

* no else return

* prefer const

* destructing

src/components/ExportDialog.tsx

@@ -178,7 +178,7 @@ function ExportModal({
                     key={s}
                     size="s"
                     type="radio"
-                    icon={"x" + s}
+                    icon={`x${s}`}
                     name="export-canvas-scale"
                     aria-label={`Scale ${s} x`}
                     id="export-canvas-scale"